All ports
Port219/UDP
uarpsPort
219
Protocol
UDP
Category
Well-Known
Service
uarps
What is port 219?
Port 219/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the uarps service.
Unisys ARPs
Useful commands
nmapnmap -p 219 -sV example.comnetcatnc -zv example.com 219curlcurl -v http://example.com:219/telnettelnet example.com 219bash(echo > /dev/udp/example.com/219) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 219/udpDeny
sudo ufw deny 219/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 219 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 219 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=219/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 219" dir=in action=allow protocol=UDP localport=219Security Risks
- Unauthorized access to the service
- Data exposure if the service is unauthenticated
- Outdated versions with vulnerabilities
- Incorrect service configuration
Frequently Asked Questions
What service runs on port 219/UDP?
Port 219/UDP is associated with the uarps service. Unisys ARPs
Is it safe to expose port 219 to the Internet?
It depends on the service and configuration. Port 219 (uarps) is a Well-Known port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.
How do I check if port 219 is open?
You can use nmap: `nmap -p 219 -sV example.com`, netcat: `nc -zv example.com 219`, or the bash command: `(echo > /dev/udp/example.com/219) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 219 on my firewall?
On Linux with UFW: `sudo ufw allow 219/udp` (open) or `sudo ufw deny 219/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 219 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 219" dir=in action=allow protocol=UDP localport=219`.
What applications and services use port 219?
Port 219/UDP is used by the uarps service. Specific uses depend on the software and configuration. Check our related tools section for more information.